CPHQ EXAM: HEALTH DATA ANALYTICS
QUESTIONS WITH CORRECT ANSWERS 2025
InHevaluatingH"longHwaitingHtimes,"HaHhealthcareHqualityHprofessionalHbestHdemonstratesHcomponentsHrel
atedHtoHstaffing,Hmethods,Hmeasures,Hmaterials,HandHequipmentHutilizing
a.HAHrunHchart
b.HAHhistogram
c.HAHpieHchart
d.HAnHIshikawaHdiagramH-HCORRECTHANSWERH-AnHIshikawaH(fishbone)Hdiagram
(AnHIshikawaHdiagramHhelpsHanalyzeHpotentialHcauses.HAHhistogramHshowsHdistribution.HAHpieHchartHcomp
aresHpartsHofHaHwhole,HandHaHrunHchartHtracksHdataHoverHtime.)
TheHrelationshipHbetweenHpatientHsatisfactionHandHhoursHperHpatientHdayHonHaHmedicalHunitHwasHfoundHt
oHbeH(r=0.60,HpH<H0.05).HWhatHisHtheHcorrelationHbetweenHtheseHtwoHvalues?
a.H0.05
b.H0.36
c.H0.55
d.H0.60H-HCORRECTHANSWERH-TheHcorrelationHcoefficientH(r)HisHanHindexHthatHrangesHfromH-
1HtoH1HandHreflectsHtheHextentHofHaHlinearHrelationshipHbetweenHtwoHdataHsets.HTheHcorrelationHcoefficien
tHisH0.60.
AnHemergencyHdepartmentHtracksHwaitHtimesHfromHpatientHarrivalHtoHphysicianHassessment.HDataHareHrep
ortedHusingHaHrunHchart.HWhichHofHtheHfollowingHdemonstratesHaHtrueHstatisticalHincreaseHinHtreatmentHde
lays?
a.H6HconsecutiveHascendingHdataHpoints
b.H7HconsecutiveHdescendingHdataHpoints
c.HAHzigzagHpatternHofH10HdataHpoints
d.HDataHpointsHcloseHtoHtheHmeanHlineH-HCORRECTHANSWERH-
AHtrueHstatisticalHincreaseHisHindicatedHbyH6HconsecutiveHascendingHdataHpointsH(a)
DescribeH"ConvenienceHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-Non-
probabilityHsampling
, SubjectsHareHselectedHbecauseHtheyHareHtheH"easiest"HorHmostHconvenientHforHtheHresearcherHtoHaccess
DescribeH"SystematicHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
ProbabilityHsampling
AfterHrandomHselectionHofHtheHfirstHsubject,HdrawHeveryHnthHsubjectHfromHtheHpopulation
DescribeH"StratifiedHRandomHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
ProbabilityHsamplingH
TheHpopulationHisHdividedHintoHgroups,HandHeachHmemberHofHtheHgroupHhasHanHequalHprobabilityHofHbein
gHselectedH(ex:HpatientsHdividedHintoHgroupsHbasedHonHage,Hgender,Hdiagnosis,Hetc.)
DescribeH"SimpleHRandomHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
ProbabilityHsampling
EachHpersonHinHtheHpopulationHhasHanHequalHchanceHofHbeingHselectedH(ex:HputHallHnamesHinHaHhatHandHdr
awHforHaHprize)
DefineH"PurposiveHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
NonprobabilityHsampling
AHparticularHgroupHisHsubjectivelyHselectedHbasedHonHcriteria.HBasedHonHtheHresearcher'sHjudgementHabou
tHwhoHisHrepresentativeHofHtheHpopulation.
DefineH"ExpertHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
NonprobabilityHsampling
ExpertsHinHaHgivenHareHareHselectedHdueHtoHtheirHaccessHtoHinformationH(ex:HsurveyHdepartmentHmanagers
HaboutHstaffHsatisfaction)
QUESTIONS WITH CORRECT ANSWERS 2025
InHevaluatingH"longHwaitingHtimes,"HaHhealthcareHqualityHprofessionalHbestHdemonstratesHcomponentsHrel
atedHtoHstaffing,Hmethods,Hmeasures,Hmaterials,HandHequipmentHutilizing
a.HAHrunHchart
b.HAHhistogram
c.HAHpieHchart
d.HAnHIshikawaHdiagramH-HCORRECTHANSWERH-AnHIshikawaH(fishbone)Hdiagram
(AnHIshikawaHdiagramHhelpsHanalyzeHpotentialHcauses.HAHhistogramHshowsHdistribution.HAHpieHchartHcomp
aresHpartsHofHaHwhole,HandHaHrunHchartHtracksHdataHoverHtime.)
TheHrelationshipHbetweenHpatientHsatisfactionHandHhoursHperHpatientHdayHonHaHmedicalHunitHwasHfoundHt
oHbeH(r=0.60,HpH<H0.05).HWhatHisHtheHcorrelationHbetweenHtheseHtwoHvalues?
a.H0.05
b.H0.36
c.H0.55
d.H0.60H-HCORRECTHANSWERH-TheHcorrelationHcoefficientH(r)HisHanHindexHthatHrangesHfromH-
1HtoH1HandHreflectsHtheHextentHofHaHlinearHrelationshipHbetweenHtwoHdataHsets.HTheHcorrelationHcoefficien
tHisH0.60.
AnHemergencyHdepartmentHtracksHwaitHtimesHfromHpatientHarrivalHtoHphysicianHassessment.HDataHareHrep
ortedHusingHaHrunHchart.HWhichHofHtheHfollowingHdemonstratesHaHtrueHstatisticalHincreaseHinHtreatmentHde
lays?
a.H6HconsecutiveHascendingHdataHpoints
b.H7HconsecutiveHdescendingHdataHpoints
c.HAHzigzagHpatternHofH10HdataHpoints
d.HDataHpointsHcloseHtoHtheHmeanHlineH-HCORRECTHANSWERH-
AHtrueHstatisticalHincreaseHisHindicatedHbyH6HconsecutiveHascendingHdataHpointsH(a)
DescribeH"ConvenienceHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-Non-
probabilityHsampling
, SubjectsHareHselectedHbecauseHtheyHareHtheH"easiest"HorHmostHconvenientHforHtheHresearcherHtoHaccess
DescribeH"SystematicHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
ProbabilityHsampling
AfterHrandomHselectionHofHtheHfirstHsubject,HdrawHeveryHnthHsubjectHfromHtheHpopulation
DescribeH"StratifiedHRandomHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
ProbabilityHsamplingH
TheHpopulationHisHdividedHintoHgroups,HandHeachHmemberHofHtheHgroupHhasHanHequalHprobabilityHofHbein
gHselectedH(ex:HpatientsHdividedHintoHgroupsHbasedHonHage,Hgender,Hdiagnosis,Hetc.)
DescribeH"SimpleHRandomHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
ProbabilityHsampling
EachHpersonHinHtheHpopulationHhasHanHequalHchanceHofHbeingHselectedH(ex:HputHallHnamesHinHaHhatHandHdr
awHforHaHprize)
DefineH"PurposiveHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
NonprobabilityHsampling
AHparticularHgroupHisHsubjectivelyHselectedHbasedHonHcriteria.HBasedHonHtheHresearcher'sHjudgementHabou
tHwhoHisHrepresentativeHofHtheHpopulation.
DefineH"ExpertHSampling".HWhatHmethodHofHsamplingHisHit?H-HCORRECTHANSWERH-
NonprobabilityHsampling
ExpertsHinHaHgivenHareHareHselectedHdueHtoHtheirHaccessHtoHinformationH(ex:HsurveyHdepartmentHmanagers
HaboutHstaffHsatisfaction)